Home / 33,087.17-45,664.22-19,658.47

Finding the Fourth Proportional to 33,087.17, 45,664.22 and 19,658.47

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Solution

The fourth proportional to 33,087.17, 45,664.22 and 19,658.47 is: 27,131.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,087.17 : 45,664.22 = 19,658.47 : x
  2. Step 2: Convert to fraction form
    33,087.17/45,664.22 = 19,658.47/x
  3. Step 3: Cross multiply
    33,087.17x = 45,664.22 × 19,658.47
  4. Step 4: Simplify right side
    33,087.17x = 897,688,698.94
  5. Step 5: Solve for x
    x = 897,688,698.94/33,087.17
  6. Step 6: Final answer
    x = 27,131.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.